CHIAOJUNG JILLIAN TSAI
NPI 1750705422
Radiology - Radiation Oncology in New York, NY
About Chiaojung Jillian Tsai NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHIAOJUNG JILLIAN TSAI (NPI 1750705422) is an individual radiation oncology provider in New York, New York, licensed in Texas (BP20038552) and active in the NPI registry since February 2014. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Chiaojung Jillian Tsai is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Chiaojung Tsai reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 132 clinicians in this Medicare group
New York, NY 10035
- Reassigned Medicare billing, New York enrollment
- 34 clinicians in this Medicare group
Uniondale, NY 11553
- Reassigned Medicare billing, New York enrollment
- 191 clinicians in this Medicare group
Commack, NY 11725
- Reassigned Medicare billing, New York enrollment
- 265 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10065 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10065
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Chiaojung Tsai's NPI number?
The NPI number for Chiaojung Tsai is 1750705422. It was assigned to this individual provider in the NPPES registry on February 14, 2014.
Where is Chiaojung Tsai located?
Chiaojung Tsai practices at 1275 York Ave, New York, NY 10065. The listed phone number is (212) 639-2000.
What is Chiaojung Tsai's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Chiaojung Tsai enrolled in Medicare?
Yes. Chiaojung Tsai is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Chiaojung Tsai's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chiaojung Tsai reassigns Medicare benefits to 4 organizations: Memorial Radiation Oncology Group (New York, NY), Msk Ralph Lauren Center (New York, NY), Msk Nassau (Uniondale, NY) and Mskcc Regional Network (Commack, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Chiaojung Tsai's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Chiaojung Tsai was last updated on April 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.